// Copyright 2021 Datafuse Labs
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

use std::fmt::Display;
use std::fmt::Formatter;

use serde::Deserialize;
use serde::Serialize;

#[derive(Clone, Copy, Debug, Serialize, Deserialize, Eq, PartialEq)]
pub enum QueryKind {
    Unknown,
    Query,
    Explain,
    CopyIntoTable,
    CopyIntoLocation,
    Update,
    Insert,
    Other,
}

impl Display for QueryKind {
    fn fmt(&self, f: &mut Formatter) -> std::fmt::Result {
        write!(f, "{:?}", self)
    }
}
